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Subject[PATCH 06 of 24] xen: Move events.c to drivers/xen for IA64/Xen support
Date
From
From: Isaku Yamahata <yamahata@valinux.co.jp>

move arch/x86/xen/events.c undedr drivers/xen to share codes
with x86 and ia64. And minor adjustment to compile.
ia64/xen also uses events.c

Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---
arch/x86/xen/Makefile | 2 +-
arch/x86/xen/xen-ops.h | 2 +-
drivers/xen/Makefile | 2 +-
drivers/xen/events.c | 3 +--
include/xen/xen-ops.h | 9 ++++++++-
5 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -1,4 +1,4 @@
obj-y := enlighten.o setup.o multicalls.o mmu.o \
- events.o time.o manage.o xen-asm.o
+ time.o manage.o xen-asm.o

obj-$(CONFIG_SMP) += smp.o
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -3,6 +3,7 @@

#include <linux/init.h>
#include <linux/irqreturn.h>
+#include <xen/xen-ops.h>

/* These are code, but not functions. Defined in entry.S */
extern const char xen_hypervisor_callback[];
@@ -10,7 +11,6 @@

void xen_copy_trap_info(struct trap_info *traps);

-DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
DECLARE_PER_CPU(unsigned long, xen_cr3);
DECLARE_PER_CPU(unsigned long, xen_current_cr3);

diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile
--- a/drivers/xen/Makefile
+++ b/drivers/xen/Makefile
@@ -1,2 +1,2 @@
-obj-y += grant-table.o features.o
+obj-y += grant-table.o features.o events.o
obj-y += xenbus/
diff --git a/arch/x86/xen/events.c b/drivers/xen/events.c
rename from arch/x86/xen/events.c
rename to drivers/xen/events.c
--- a/arch/x86/xen/events.c
+++ b/drivers/xen/events.c
@@ -33,11 +33,10 @@
#include <asm/xen/hypercall.h>
#include <asm/xen/hypervisor.h>

+#include <xen/xen-ops.h>
#include <xen/events.h>
#include <xen/interface/xen.h>
#include <xen/interface/event_channel.h>
-
-#include "xen-ops.h"

/*
* This lock protects updates to the following mapping and reference-count
diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h
new file mode 100644
--- /dev/null
+++ b/include/xen/xen-ops.h
@@ -0,0 +1,8 @@
+#ifndef INCLUDE_XEN_OPS_H
+#define INCLUDE_XEN_OPS_H
+
+#include <linux/percpu.h>
+
+DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
+
+#endif /* INCLUDE_XEN_OPS_H */



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